Are Cirsium Japonicum and Cirsium Segetum in the same botanical family?

Yes — both belong to Asteraceae.

Can you substitute Cirsium Japonicum for Cirsium Segetum?

They are close relatives in the genus Cirsium, often substitutable with flavor adjustments.

Compare · per-herb profile

Cirsium Japonicum vs Cirsium Segetum

Cirsium japonicum · Cirsium segetum

Cirsium Japonicum

Cirsium japonicum

T Traditional Use

Family: Asteraceae
Genus: Cirsium
Primary use: medicinal

Cirsium japonicum, commonly known as Japanese thistle, plumed thistle, or sea thistle, is a species of flowering plant in the sunflower family, Asteraceae. It is a perennial thistle native to eastern Asia, ranging from Japan to Korea, China, Taiwan, and Vietnam.

Cirsium Segetum

Cirsium segetum

T Traditional Use

Family: Asteraceae
Genus: Cirsium
Primary use: medicinal

At a glance

· Same genus (Cirsium) — close relatives, often substitutable.
· Both are primarily medicinal.
· Evidence tiers — Cirsium Japonicum: T; Cirsium Segetum: T.